If you are a appearing for MHTCET or Board Examination of 12th standard as well as NEET exam then this post of Reproduction in Lower and Higher Animals will definitely help you to gain more marks in Your examination.
All these notes are take from Ebalbharti.
In this post we will discuss about important points and Important Multiple Choice Questions of Reproduction in Lower and Higher Animals.
Reproduction in Lower and Higher Animals 1
1._______is defined as thebiological process of formation of new life forms from pre-existing similar life.
A) Production
B) Reproduction
C) Clones
D) Siblings
Answer:- Reproduction
Explanation:-
Reproduction is defined as the
biological process of formation of new life
forms from pre-existing similar life.
2. Reproduction in animals occurs mainly by _______ methods.
A) 3
B) 2
C) 4
D) 5
Answer :- B)2
Reproduction in animals occurs mainly by
two methods.
3.The formation of progeny is by a single parent only and does not involve both the sexes,is called
A) Sexual Reproduction
B) Asexual Reproduction
C) Gamatoformation
D) Budding
Answer:- B) Asexual Reproduction
Explanation:-
The formation of
progeny is by a single parent only and does not involve both the sexes, so it is called asexual reproduction.
4.daughter cells are genetically identical to the single parent and are also referred to as,
A) clones
B) Gemmule
C) Gamatoformation
D) Budding
Answer:- A) clones
Explanation:-
daughter cells
are genetically identical to the single parent
and are also referred to as clones
5._______ is an internal bud formed only in sponges
A) clones
B) Gemmule
C) Gamatoformation
D) Budding
Answer:- B) Gemmule
Explanation:-
Gemmule is an internal bud formed only
in sponges
6.The archaeocytes get coated by a thick resistant layer of secretion by______
A) clones
B) Micropyle
C) Monaxon spicules
D) amoebocytes
Answer:- D) amoebocytes
Explanation:-
The archaeocytes get coated by a thick resistant layer of secretion by amoebocytes
7.________simple method of asexualreproduction normally occuring in favourable conditions.
A) Fragmentation
B) Budding
C) Fission
D) hermaphroditism
Answer:- B) Budding
Explanation:- Budding simple method of asexual
reproduction normally occuring in favourable
conditions.
8.________is the process which involves the production of offspring by the formation and fusion of gametes
A) Fragmentation
B) Budding
C) Fission
D) Sexual reproduction
Answer:- D) Sexual reproduction
Explanation:-Sexual reproduction is the process which involves the
production of offspring by the formation and
fusion of gametes
9.In which phase Sexual reproduction takes place in Animal?
A) Fragmentation
B) Reproductive maturity phase
C) juvenile phase
D) amphimixis
Answer:- B) Reproductive maturity phase
Explanation:- Reproductive maturity phase Sexual reproduction takes place in Animal
10.animals show which breeding pattern?
A) Fragmentation
B) seasonal breeders
C) continuous breeders
D) multi seasonal breeders
Answer:- B) seasonal breeders
Explanation:-
The sexually reproducing animals show
various breeding patterns. Some like the goat,
sheep, and donkey are seasonal breeders
11.humans and apes shows which breeding pattern?
A) Fragmentation
B) seasonal breeders
C) continuous breeders
D) multi seasonal breeders
Answer:- C) continuous breeders
Explanation:
humans and apes are continuous breeders.
12.Which is primary sex organ in male?
A) penis
B) testis
C) ovary
D) Vagina
Answer:- B) testis
Explanation:-
The gametes, sperms and eggs are produced
by the primary sex organs, testis in male.
13.Which is primary sex organ in female?
A) penis
B) testis
C) ovary
D) Vagina
Answer:- C) ovary
Explanation:-
The gametes, sperms and eggs are produced
by the primary sex organs, testis in male and
ovary in female.
14.Which of the following is NOT secondary sexual characters of female?
A) high pitched voice
B) muscular body
C) developed breast
D) broader pelvis
Answer:- B) muscular body
Explanation:-
muscular body present in male.
15.Which of the following is NOT secondary sexual characters of male?
A) hair on the chest
B) muscular body
C) presence of beard
D) broader pelvis
Answer:- D) broader pelvis
Explanation:-
broader pelvis present in female.
16. Testis are are located in a pouch called____
A) seminiferous tubule
B) inguinal canal
C) scrotum
D) tunica vasculosa
Answer:- C) scrotum
Explanation:-
Testis are are located in a pouch called scrotum.
17.Each testis is oval in shape_____
A) 5 to 6 cm long
B) 4 to 5 cm long
C) 3 to 4 cm long
D) 7 to 8 cm long
Answer:- B) 4 to 5 cm long.
Explanation:-
Each testis is oval in shape, 4 to 5cm long
18.The testis is externally covered by acollagenous connective tissue layer called _______.
A) tunica albuginea
B) tunica vasculosa
C) seminiferous tubule
D) sustentacular cells
Answer:- A) tunica albuginea
Explanation:-
The testis is externally covered by a
collagenous connective tissue layer called
tunica albuginea
19.The germinal epithelial cells undergogametogenesis to form the______.
A) tunica albuginea
B) testosterone
C) spermatozoa
D) sustentacular cells
Answer:- C) spermatozoa
Explanation:-
The germinal epithelial cells undergo
gametogenesis to form the spermatozoa.
20.The ______ passes through the prostate gland and opens into the urethra.
A) ejaculatory duct
B) prostate gland
C) urinogenital duct
D) vasa efferentia
Answer:- A) ejaculatory duct
Explanation:-
The ejaculatory duct passes through the prostate gland and opens into the urethra.
21.The urethra provides a common passage for the urine and semen and hence is also called _______
A) ejaculatory duct
B) prostate gland
C) urinogenital duct
D) vasa efferentia
Answer:- C) urinogenital duct
Explanation:-
The urethra provides a common passage for the urine and semen and hence is also called urinogenital duct.
22.The male accessory glands are as follows except,
A) Seminal vesicles
B) prostate gland
C) Bulbourethral gland
D) adrenals gland
Answer:- D) adrenals gland
23._______is a pair of glands lying on the posterior side of urinary bladder.
A) Seminal vesicles
B) prostate gland
C) Bulbourethral gland
D) adrenals gland
Answer:- A) Seminal vesicles
Explanation:-
Seminal vesicles is a pair of glands lying
on the posterior side of urinary bladder.
24._______is a large and single gland made up of 20-30 lobes and is located underneath the urinary bladder
A) Seminal vesicles
B) prostate gland
C) Bulbourethral gland
D) adrenals gland
Answer:- B) prostate gland
Explanation:-
prostate gland is a large and single
gland made up of 20-30 lobes and is
located underneath the urinary bladder
25._______ is a small, pea sized and paired gland situated on either side of urethra.
A) Seminal vesicles
B) prostate gland
C) Bulbourethral gland
D) adrenals gland
Answer:- C) Bulbourethral gland
Explanation:-
Bulbourethral gland is a small, pea sized and paired gland
situated on either side of urethra
26._________ is ejaculated by the male reproductive system.
A) Semen
B) Urine
C) Blood
D) Sweat
Answer :- A) Semen
Semen is ejaculated by the male
reproductive system.
27. ______ of semen is given out during a single ejaculation
A) 4.0 to 4.5 ml
B) 2.5 to 4.0 ml
C) 3.5 to 4.0 ml
D) 1.5 to 4.0 ml
Answer :- B) 2.5 to 4.0 ml
Normally 2.5 to 4.0 ml of
semen is given out during a single ejaculation
28.In single ejaculation contains about _____ sperms
A) 500 million
B) 450 million
C) 200 million
D) 400 million
Answer :- D) 400 million
Explanation :-
single ejaculation contains about 400 million sperms.